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经营范围
发明名称
High carbon pitch compositions
摘要
申请公布号
US1844900(A)
申请公布日期
1932.02.09
申请号
US19270243308
申请日期
1927.12.29
申请人
THE BARRETT COMPANY
发明人
MILLER STUART PARMELEE
分类号
C10C1/00
主分类号
C10C1/00
代理机构
代理人
主权项
地址
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